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Finding the Fourth Proportional to 591,434.40, 887,054.67 and 164,999.10

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Solution

The fourth proportional to 591,434.40, 887,054.67 and 164,999.10 is: 247,471.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,434.40 : 887,054.67 = 164,999.10 : x
  2. Step 2: Convert to fraction form
    591,434.40/887,054.67 = 164,999.10/x
  3. Step 3: Cross multiply
    591,434.40x = 887,054.67 × 164,999.10
  4. Step 4: Simplify right side
    591,434.40x = 146,363,222,200.80
  5. Step 5: Solve for x
    x = 146,363,222,200.80/591,434.40
  6. Step 6: Final answer
    x = 247,471.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.